# A162110 (b-file synthesized from sequence entry) 1 2 2 4 3 8 4 21 5 53 6 145 7 405 8 1180 9 3562 10 11030 11 35306 12 115338 13 387443 14 1326992 15 4650201 16 16604351 17 60443887 18 223971602 19 844095896 20 3234044019 21 12582749734 22 49703821584 23 199149007691 24 809153896365 25 3331563584486